Recently, Amazon Web Services announced that they would start charging for IPv4 addresses. Previously, IPv4 addresses incurred charges in AWS only if the Elastic IP (EIP) was assigned to an instance in a stopped state. However, effective February 1, 2024, AWS began charging $0.005 per IP per hour for all public IPv4 addresses, regardless of […]

In today’s digital age, businesses are compelled to embark on a journey of transformation to stay competitive and meet evolving customer demands. Amidst this transition, DevOps Consulting Services emerge as indispensable allies, guiding organizations through the complexities of modern IT operations and enabling them to thrive in the digital landscape. Key Points: In conclusion, navigating

Tracking who accesses a system through SSH (Secure Shell) is crucial for security. However, what happens when users delete their command execution history (bash history)? This action erases their trail, making it harder to monitor their activities. Nevertheless, if you are using AWS, there are ways to audit SSH commands even after bash history deletion,

In today’s business landscape, the utilization of managed IT solutions has become increasingly prevalent, with both for-profit and nonprofit organizations recognizing the pivotal role that the IT industry plays. The need for a well-equipped and professionally managed IT department has become evident, as companies strive to outperform their competition while concurrently minimizing operational costs. A

In one of the recent AWS infrastructure migration projects that we worked on, the customer asked for our suggestions on reducing their AWS cloud IT infrastructure costs. After closely collaborating with the customer’s internal team to understand usage patterns, we realized that some of the EC2 instances were used exclusively during business hours, rendering their

After practicing server administration and DevOps for over 15 years, I am surprised that the complaints are still the same today as when I started. The most common customer complaints can vary depending on the cloud platform or hosting architecture. However, I have listed the most frequently reported issues and possible resolutions below: 1) Web

If you use Cloudflare for your domain DNS management, Certbot and Cloudflare can team up to make it simple for you to get a SSL certificate called a wildcard SSL certificate. This certificate automatically verifies your domain through DNS, saving you time and effort. With a wildcard certificate, you can secure not only your main

QUIC (Quick UDP Internet Connections) is a cutting-edge transport protocol meticulously crafted to enhance the performance of web applications by minimizing latency and bolstering security. Unlike the conventional web communication protocol TCP (Transmission Control Protocol), QUIC operates atop UDP (User Datagram Protocol). This adaptation enables faster data transfer and reduced connection setup times. Leading web